1. Anderson, L., Krathwohl, D.: A Taxonomy for Learning, Teaching, and Assessing: A Revision of Bloom’s Taxonomy of Educational Objectives, Abridged Longman, New York (2001)
2. Greeno, J.: The situativity of knowing, learning, and research. Am. Psychol. 53(1), 5–26 (1998)
3. Salomon, G.: Technology’s promises and dangers in a psychological and educational context. In: De Vaney, A. (Ed.), Theory to Practice: Technology and the Culture of Classrooms, pp. 4–10 (1998)
4. Guilbaud, P., Camp, J., Bruegge, A.V.: Digital badges as micro-credentials: an opportunity to improve learning or just another education technology fad?. In: Winthrop Conference on Teaching and Learning, vol. 25 (2016)
5. Levine, E., Patrick, S.: What is competency-based education? An Updated Definition. Vienna, VA: Aurora Institute (2019)